An ACDelco GM Original Equipment Mass Air Flow (MAF) Sensor is a key part of the engine management system， and is a GM-recommended replacement for your vehicle’s original component. The MAF sensor measures the amount of air entering the engine so that the engine control module can determine the amount of fuel to inject. This ensures the most efficient air/fuel mixture for the best fuel economy and power， while reducing harmful exhaust emissions. This original equipment mass air flow sensor has been manufactured to fit your GM vehicle， providing the same performance， durability， and service life you expect from General Motors.

ACDelco GM Genuine Parts 19330121 Mass Airflow Sensor with Intake Air Temperature Sensor

• Measure the amount of air entering the engine so that the engine control module can determine the amount of fuel to inject
• GM-recommended replacement part for your GM vehicle’s original factory component
• Offering the quality， reliability， and durability of GM OE
• Manufactured to GM OE specification for fit， form， and function
• VEHICLE COMPATIBILITY:Buick:Rainier 2004-2007，Cadillac-CTS 2004-2005，Deville 2000-2005，Eldorado 2000-2002，Escalade 2002-2006，Seville 2000-2004，Chevy-Avalanche 2002-2006，CK Pickup 2001-2002，Corvette 2001-2007，SSR 2003-2006，Silverado 1500 1999-2007，Silverado 2500 1999-2007，Silverado 3500 2001-2007，Suburban 2000-2006，Tahoe 2000-2006，Trailblazer 2003-2009，GMC-CK Pickup 2001-2002，Envoy 2003-2009，Sierra 1500 1999-2007，Sierra 2500 1999-2007，Sierra 3500 2001-2007，Yukon 2000-2006，Yukon Denali 2001-2006，Hummer-H2 2003-2009，Isuzu-Ascender 2003-2006，Oldsmobile-Aurora 2001-2003，Pontiac-Bonneville 2004-2005，GTO 2005-2006，Saab-9-7X 2005-2009.

Additional Features

• Color:Black and Silver